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authorBen Pfaff <blp@nicira.com>2010-06-11 10:52:02 -0700
committerBen Pfaff <blp@nicira.com>2010-06-11 10:52:11 -0700
commit26bb189de27c51a210d64ddace8669cef50c0f9c (patch)
tree74dcb47728f3a338cd2257efae35bdbb2a1383cd /INSTALL.Linux
parent6e8e271c0dc5e931d64436dea6643eb25527b1d0 (diff)
INSTALL.Linux: Note the need for CONFIG_TUN and /dev/net/tun.
Diffstat (limited to 'INSTALL.Linux')
-rw-r--r--INSTALL.Linux6
1 files changed, 5 insertions, 1 deletions
diff --git a/INSTALL.Linux b/INSTALL.Linux
index 014e3ac0..5a628d8c 100644
--- a/INSTALL.Linux
+++ b/INSTALL.Linux
@@ -52,6 +52,9 @@ INSTALL.userspace for more information.
be compiled with IPv6 support (CONFIG_IPV6). This allows for
special handling (such as path MTU discovery) of IPv6 packets.
+ To use Open vSwitch support for TAP devices, you must enable
+ CONFIG_TUN.
+
- To build a kernel module, you need the same version of GCC that
was used to build that kernel.
@@ -100,7 +103,8 @@ following software:
if it is installed in a different location, then some Open
vSwitch log messages will not be as detailed.
-You should ensure that /dev/urandom exists.
+You should ensure that /dev/urandom exists. To support TAP devices,
+you must also ensure that /dev/net/tun exists.
To run the ovsdmonitor tool, the machine must also have the following
software: